1) Probably a private purchase leather sword belt with single fixed leather sword hanger and uniform protector pad and mounted with a cast brass 1851 pattern officer's belt plate with a wide short tongue and brass wire keeper. Nominally 40" long by 1.75" wide.
2) Black bridle leather sword belt, probably private purchase, with two sliding leather sword hangers and mounted with a gilt cast brass 1851 pattern officer's belt plate with a wide medium length tongue and cast keeper. Nominally 37" long by 1.75" wide.